Patent · US Active

Pyridazinones

US8178538B2 · kind B2 · utility

15Cited by
0References
50Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 30, 2009
Grant dateMay 15, 2012
Priority date
Expiry dateNov 20, 2030

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D405/14
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention is concerned with novel pyridazinones of formula (I)wherein R1, R2, R3 and R4 are as defined in the description and in the claims, as well as physiologically acceptable salts and esters thereof. These compounds inhibit PDE10A and can be used for the treatment of CNS disorders.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.